With all due respect, I would hope that anything you could do with ADSB-out data is something that the US military has already tried.
(Goes to check ADSB-out data)
"The jet’s transponder, which usually helps locate the aircraft, was not working “for some reason that we haven’t yet determined,” said Jeremy Huggins, a spokesman at Joint Base Charleston. “So that’s why we put out the public request for help.”